The oil must be used up, ____ the light went out.
—Pity you missed the lecture on nuclear pollution. ——I __________ it, but I was busy preparing for a job interview.
—How do you do, Mr Smith? Thanks for meeting me here. —You are welcome. You must be __________ after a long walk.
We had a long and __________ meeting this morning. All of us were __________.
Premier Wen Jiabao has many important __________ of state __________.
There were not any track and field __________ for women in the Olympic Games until 1928.